18824913

素因数分解:

$3^3\times {\mathrm{691}}^1\times {\mathrm{1009}}^1$

素因数の和:1709

約数の個数: 16

約数和(自身を含む): 27956800

約数和(自身を除く): 9131887

約数列:

[1, 3, 9, 27, 691, 1009, 2073, 3027, 6219, 9081, 18657, 27243, 697219, 2091657, 6274971, 18824913]

約数ペア:

[(1, 18824913), (3, 6274971), (9, 2091657), (27, 697219), (691, 27243), (1009, 18657), (2073, 9081), (3027, 6219)]